Joule carried out a series of simple e________ to test his theory.

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A variety of butterflies ________ flying in the jungle, one of which is a very rare one.

A. is              B. have been         C. are            D. has been

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困在暴風(fēng)雨中幾天了,它們不得不以樹(shù)葉為食。(be caught in)

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我經(jīng)常去遠(yuǎn)足因?yàn)槲蚁矚g接近自然。(get close to)

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科目:高中英語(yǔ) 來(lái)源: 題型:

If you happen to __________ my lost novel while you are searching for you book, please let me know at once by telephone.
A. come out              B. come up            C. come across            D. come about

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科目:高中英語(yǔ) 來(lái)源: 題型:

Mary is wearing old jeans and a pair of _______ (運(yùn)動(dòng)鞋) today.

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He has kept a teaspoon as a ________ (紀(jì)念品) of his journey.

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China achieved brilliant a________ achievements in the 2004 Athens Olympic Games.

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Britain_________________(議定) a trade agreement with China.

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